<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script>
        let {bar,foo} = {foo:"jack",bar:123}
        console.log(bar,foo)
    </script>
</head>
<body>
    <h1>标题</h1>
    <ul>
        <li>新闻1</li>
        <li>新闻2</li>
    </ul>
</body>
</html>